Hi all Our company is planning to change its name. We will be changing our domain name also. I have a exchange 5.5 with 60 users. 1 Should i reinstall a new exchange server with newcompany name or can i use existing old server and rename it 2 How to move users from old to new. that is users@xxxxxxxxxxxxxx <mailto:users@xxxxxxxxxxxxxx> to users@xxxxxxxxxxxxxx <mailto:users@xxxxxxxxxxxxxx> . 3 Is there any thing that i have to do at ISP level. Can any one help me with this, any procudure or any write up is available on the net, would be of great help to me thanks in advance. anantha